Guillen, M. (1995). Five equations that changed the world: The power and poetry of mathematics. Hyperion.
Chicago-viite (17. p.)Guillen, Michael. Five Equations That Changed the World: The Power and Poetry of Mathematics. New York: Hyperion, 1995.
MLA-viite (8. p.)Guillen, Michael. Five Equations That Changed the World: The Power and Poetry of Mathematics. Hyperion, 1995.
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